Charge in an Electric Field: a Small Sphere with a Mass

question 42

Multiple Choice

Charge in an electric field: A small sphere with a mass of 441 g is moving upward along the vertical +y-axis when it encounters an electric field of 5.00 N/C . If, due to this field, the sphere suddenly acquires a horizontal acceleration of 13.0 m/s2 , what is the charge that it carries?

• A) 1.15 C
• B) -1.15 C
• C) 1150 C
• D) -1150 C

---

Definitions:

Grams

Grams are a unit of mass in the metric system, equivalent to one-thousandth of a kilogram.

Tablespoons

A unit of volume measurement, typically used in cooking, equivalent to three teaspoons or about 15 milliliters.

Teaspoon

A unit of measure used in cooking, equivalent to about 5 milliliters, or a small spoon used for stirring and sipping.

Medication

Substances used to treat, prevent, or diagnose illnesses, ranging from over-the-counter drugs to prescription pharmaceuticals.